Class 2 Control Transformers

Triad Magnetics Control Transformers are UL1585 Class 2/3 approved. The Class 2 transformers are designed with tamper resistant shrouds for safety and steel brackets welded to the bottom of the transformer for ease of mounting and are available in 40VA and 50VA ratings.  Applications include relays, solenoids, small motors, speed changers, pumps, heating elements, control valves for fluid and gas, fans and blowers, electronic tubes, automatic assembly equipment, recording devices, elevators, door openers and low voltage lamps. 

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Description Datasheet Availability Pricing (COP) Filter the results in the table by unit price based on your quantity.
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Secondary Voltage Rating
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Secondary Winding
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Triad Magnetics Power Transformers - Industrial CONTROL TRANSFORMER 120V INPUT, 12V OUTPUT W/ QUICK CONNECTS
Datasheet
39In Stock
Min.: 1
Mult.: 1

Class 2 Transformers 2.5 VA 120 V 12 V Bracket, Panel Mount 250 mA Single Primary Winding Single Secondary Winding 60 mm 42.5 mm 54 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial CLASS 2 CONTROL XFMR: 120 VAC at 50/60 Hz; OUT: 10 VAC at 2.5 VA; QUICK CONNECT
Datasheet
24In Stock
40Expected 8/24/2026
Min.: 1
Mult.: 1

Class 2 Transformers 2.5 VA 120 V 10 V Bracket, Panel Mount 250 mA Single Primary Winding Single Secondary Winding 60 mm 42.5 mm 54 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial UL/cUL - 120V Class II Control Xfmr 24V at 2.08A w/Quick Connect
Datasheet
34In Stock
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 120 V 24 V Bracket, Panel Mount 2.08 A Single Primary Winding Single Secondary Winding 71.5 mm 92.5 mm 56.5 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial CLASS 2 XFMR - :120VAC at 50/60Hz, OUT: 24VAC at 50VA, QC's ON TOP
Datasheet
6In Stock
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 120 V 24 V Bracket, Panel Mount 2.08 A Single Primary Winding Single Secondary Winding 57 mm 95 mm 71.5 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial UL/cUL - 240V Class II Control Xfmr 24V at 2.08A w/leads
Datasheet
8In Stock
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 240 V 24 V Bracket Mount 2.08 A Single Primary Winding Single Secondary Winding 71.5 mm 92.5 mm 56.5 mm Wire Leads TCT
Triad Magnetics Power Transformers - Industrial UL/cUL - 120V Class II Control Xfrmr, 12V at 4.16A w/ Leads
Datasheet
8In Stock
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 120 V 12 V Bracket, Panel Mount 4.17 A Single Primary Winding Single Secondary Winding 71.5 mm 92.5 mm 56.5 mm Wire Leads TCT
Triad Magnetics Power Transformers - Industrial UL/cUL - 120/208/240V Class II Control Xfmr 24V at 2.08A w/Quick Connect
Datasheet
9In Stock
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 120 V, 208 V, 240 V 24 V Bracket Mount 2.08 A Single Primary Winding Single Secondary Winding 71.5 mm 92.5 mm 56.5 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial CLASS 2 CONTROL XFMR - : 240 VAC at 50/60 Hz; OUT: 10 VAC at 2.5 VA; QUICK CONNECT
Datasheet
18Expected 11/26/2026
Min.: 1
Mult.: 1

Class 2 Transformers 2.5 VA 240 V 10 V Bracket Mount 250 mA Single Primary Winding Single Secondary Winding 60 mm 42.5 mm 54 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial UL/cUL - 120/240V Class II Control Xfmr 24V at 2.08A w/Quick Connects
Datasheet
175Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 120 V, 240 V 24 V Bracket, Panel Mount 2.08 A Single Primary Winding Single Secondary Winding 71.5 mm 92.5 mm 56.5 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial CLASS 2 XFMR - :120/240VAC at 50/60Hz, OUT: 12VAC at 50VA, QC's ON TOP
Datasheet
172Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 120 V, 240 V 12 V Bracket, Panel Mount 4.17 A Single Primary Winding Single Secondary Winding 57 mm 95 mm 71.5 mm Quick Connects TCT
Triad Magnetics Power Transformers - Industrial CLASS 2 XFMR - :120VAC at 50/60Hz, OUT: 12VAC at 50VA, QC's ON TOP
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 120 V 12 V Bracket, Panel Mount 4.17 A Single Primary Winding Single Secondary Winding 57 mm 95 mm 71.5 mm Quick Connects TCT

Triad Magnetics Power Transformers - Industrial UL/cUL - 208/240V Class II Control Xfmr 24V at 2.08A w/Quick Connects
Datasheet
Lead-Time 18 Weeks
Min.: 1
Mult.: 1

Class 2 Transformers 50 VA 208 V, 240 V 24 V Bracket, Panel Mount 2.08 A Single Primary Winding Single Secondary Winding 71.5 mm 92.5 mm 56.5 mm Quick Connects TCT